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How to Prove that sin(3x) = 3sin(x) - 4sin^3(x)
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This trigonometric identities video tutorial covers the steps on how to prove the equation: sin(3x) = 3sin(x) - 4sin^3(x)
The steps involved in proving the equation makes use of the double angle formulae, compound angles, and Pythagorean identity.
The steps involved in proving the equation makes use of the double angle formulae, compound angles, and Pythagorean identity.
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